eao197’s gists

eao197 / gist:8e5524eb8b0e6688e310d34492d9267a

Created March 2, 2023 04:37

Примеры сообщений об ошибках для разных реализаций tagged_value_t

	Источник: https://eao197.blogspot.com/2023/03/progc-taggedvaluet.html

	Компилятор clang 14.0.6.

	Объемная версия на базе SFINAE:

	-----
	$ clang++-14 -std=c++17 -pedantic -Wall -o t1_clang14 t1.cpp
	t1.cpp:198:24: error: overload resolution selected deleted operator '<'
	const auto cr = (bin1 < bin2);

eao197 / protected_ptr_demo.cpp

Created July 21, 2020 05:36

Развитие идеи protected_ptr, предложенной Николаем Меркиным в обсуждении в FB.

	#include <memory>
	#include <iostream>
	#include <string>

	using namespace std;

	template< typename T >
	class protected_ptr
	{
	shared_ptr<T> m_object;

eao197 / max_timeout_for_std_cv_wait_for.cpp

Created June 24, 2020 11:13

	#include <chrono>
	#include <condition_variable>
	#include <iostream>
	#include <mutex>
	#include <thread>

	using namespace std::chrono;

	struct lock_context
	{

eao197 / restinio_handle_post_body_x_www_form_urlencoded.cpp

Created April 10, 2020 08:49

An example of handling POST body with x-www-form-urlencoded content type in RESTinio 0.6.5

	#include <restinio/all.hpp>

	#include <restinio/helpers/http_field_parsers/content-type.hpp>

	#include <fmt/format.h>

	using router_t = restinio::router::express_router_t<>;

	auto handle_post_body(
	const restinio::request_handle_t & req )

eao197 / restinio_github_issue_22_2.cpp

Created May 11, 2019 12:59

An example of chunk_encoding response with RESTinio and SO-5.5

	#include <restinio/all.hpp>

	#include <so_5/all.hpp>

	#include <random>

	// Message for transfer requests from RESTinio's thread to processing thread.
	struct handle_request
	{
	restinio::request_handle_t m_req;

eao197 / message_holder-simplified.cpp

Created April 23, 2019 06:13

Полный код для статьи о деталях реализации message_holder_t из SObjectizer-5.6

	template< typename Payload, typename Envelope >
	class basic_message_holder_impl_t
	{
	protected :
	intrusive_ptr_t< Envelope > m_msg;

	public :
	using payload_type = Payload;
	using envelope_type = Envelope;

eao197 / so5extra-asio_thread_pool.hpp

Created April 17, 2019 12:21

The source code of so5extra's implementation of Asio's based thread_pool dispatcher for SObjectizer-5.6

	/*!
	* \file
	* \brief Implementation of Asio's Thread Pool dispatcher.
	*
	* \since
	* v.1.0.2
	*/

	#pragma once

eao197 / adv_example.cpp

Created April 12, 2019 06:07

CTRP and C++ template magic for compile-time control (more advanced version)

	#include <iostream>

	enum class msg_count_status_t
	{
	undefined,
	defined
	};

	struct basic_data_t
	{

eao197 / example.cpp

Created April 11, 2019 17:30

CTRP and C++ template magic for compile-time control

	#include <iostream>

	enum class msg_count_status_t
	{
	undefined,
	defined
	};

	struct basic_data_t
	{

eao197 / dining_philosophers_dijkstra_csp_based.cpp

Created January 25, 2019 07:12

Simple implementation of Dijkstra solution for Dining Philosophers problem. This implementation is built on top of std::threads and CSP-like channels from SObjectizer-5.5

	#include <dining_philosophers/common/fork_messages.hpp>
	#include <dining_philosophers/common/random_generator.hpp>

	#include <dining_philosophers/csp_based/trace_maker/all.hpp>

	#include <fmt/format.h>

	#include <queue>

	void fork_process(